Finding the Fourth Proportional to 2,069.02, 3,101.91 and 972.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.02 : 3,101.91 = 972.82 : x
2. Step 2: Convert to fraction form
   2,069.02/3,101.91 = 972.82/x
3. Step 3: Cross multiply
   2,069.02x = 3,101.91 × 972.82
4. Step 4: Simplify right side
   2,069.02x = 3,017,600.09
5. Step 5: Solve for x
   x = 3,017,600.09/2,069.02
6. Step 6: Final answer
   x = 1,458.47